I think the best way would be to start from a 100% savefile so everyone has the same abilities etc. at the start. But a any% + DLC is also possible.
So I am a moderator for "Maneater" and the default timing method is In game time but if you look at the leaderboard you will see that real time is still the "main column. How can I change that in game time is on the left?
Done
I am creating one later today. I will link it than.